.eslintrc

{
  "extends": [
    "airbnb",
    "plugin:import/typescript", // this is needed because airbnb uses eslint-plugin-import
    "prettier",
    "plugin:@typescript-eslint/recommended",
    "plugin:react-hooks/recommended",
    "eslint:recommended",
  ],
  "plugins": ["@typescript-eslint", "react-hooks"],
  "env": {
    "browser": true,
    "node": true,
    "mocha": true,
    "jest": true,
  },
  "globals": {
    "cy": true,
    "Cypress": true,
    "JSX": "readonly",
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true,
    },
    "ecmaVersion": "latest",
    "sourceType": "module",
  },
  "rules": {
    "import/order": "off",
    "react/jsx-uses-react": "off",
    "react/react-in-jsx-scope": "off",
    // remove when possible
    "@typescript-eslint/no-explicit-any": "off",
    // disable the rule for all files
    "no-restricted-syntax": "off",
    // disable the rule for all files
    "@typescript-eslint/explicit-module-boundary-types": "off",
    "jsx-a11y/anchor-is-valid": [
      "error",
      {
        "components": ["Link"],
        "specialLink": ["to", "hrefLeft", "hrefRight"],
        "aspects": ["noHref", "invalidHref", "preferButton"],
      },
    ],
    "react/jsx-filename-extension": [
      "warn",
      {
        "extensions": [".js", ".jsx", ".ts", ".tsx"],
      },
    ],
    "import/no-named-as-default": "off",
    "react/static-property-placement": [
      "error",
      "property assignment",
      {
        "childContextTypes": "static public field",
        "contextTypes": "static public field",
        "contextType": "static public field",
        "defaultProps": "static public field",
        "displayName": "static public field",
        "propTypes": "static public field",
      },
    ],
    "react/state-in-constructor": ["error", "never"],
    "no-console": [
      1,
      {
        "allow": ["error"],
      },
    ],
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "js": "never",
        "jsx": "never",
        "ts": "never",
        "tsx": "never",
      },
    ],
    "react/jsx-props-no-spreading": "off",
    "react/prop-types": "off",
    "react/require-default-props": "off",
    // eslint rule reports false error
    "no-shadow": "off",
    "@typescript-eslint/no-shadow": ["error"],
    "no-unused-vars": "off",
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        "argsIgnorePattern": "^_",
        "varsIgnorePattern": "^_",
        "caughtErrorsIgnorePattern": "^_",
      },
    ],
    "import/no-extraneous-dependencies": [
      "error",
      {
        "devDependencies": true,
      },
    ],
    "import/prefer-default-export": "off",
    "react/function-component-definition": "off",
  },
  "overrides": [
    {
      // enable the rule specifically for TypeScript files
      "files": ["*.ts", "*.tsx"],
      "rules": {
        "@typescript-eslint/explicit-module-boundary-types": ["error"],
      },
    },
    {
      // enable the rule specifically for src files
      "files": ["src/**/*.js", "src/**/*.tsx", "src/**/*.ts"],
      "rules": {
        "no-restricted-syntax": ["error"],
      },
    },
  ],
  "settings": {
    "import/extensions": [".js", ".jsx", ".ts", ".tsx"],
    "import/parsers": {
      "@typescript-eslint/parser": [".ts", ".tsx"],
    },
    "import/resolver": {
      "typescript": {
        "directory": "./tsconfig.json",
      },
      "node": {
        "extensions": [".js", ".jsx", ".ts", ".tsx"],
      },
    },
  },
  "ignorePatterns": ["node_modules/*"],
}